6939: Difference between revisions

Latest revision as of 12:12, 6 July 2022

The 6939 (European: QQE02/5, QQV02/6) is a dual tetrode vacuum tube (Q_A 2 × 3 W) designed for push-pull RF amplifier power stages.

The 7699 is similar.

@@ Line 1: / Line 1: @@
-The '''6939''' (European equivalents '''QQE02/5''', '''QQV02/6''') is a dual tetrode (Qa 2 × 3 W) designed for push-pull RF amplifier power stages.
+{{Vacuum Tube
+|Type=Dual Tetrode
+|Number=6939
+|EuroNumber=QQE02/5, QQV02/6
+|Part_nos=
+|Description=dual tetrode
+|Used_in=581;585;
+|Designers=
+}} (Q<sub>A</sub> 2 × 3 W) designed for push-pull RF amplifier power stages.
 The [[7699]] is similar.
@@ Line 5: / Line 13: @@
 ==Links==
 * radiomuseum.org: [[tube:6939|6939]] / [[tube:qqe025 | QQE02/5]] / [[tube:qqv02-6| QQV02/6]]
+* [http://www.nj7p.org/Tubes/PDFs/Frank/079-RCA/6939.pdf Datasheet]
 ==Used in==
 * [[581]]/[[585]] early models - final vertical output stage
-* [http://www.nj7p.org/Tubes/PDFs/Frank/079-RCA/6939.pdf Datasheet]
 [[Category:Tetrodes]]